Trane MOT4723 PSC Motor R-410A Unlike generic hot surface igniters

Unlike generic hot surface igniters that fail under high thermal cycling

Safety Interlock: Provides immediate automatic shut-off upon loss of thermocouple millivoltage

the Allanson 2270-U is specifically designed to maintain a consistent spark during brownout conditions

technicians should first verify 120 VAC power to the unit and check the F2 and F3 fuses on the main control board before replacement

Designed to restore the original sealing integrity of Armstrong Model 90

Trane MOT4723 PSC Motor R-410A Unlike generic hot surface ignitersAs a Trane MOT4723 3 4HP 115V 1100RPM 48 PSC Motor, this OEM Trane blower motor is the standard replacement for residential and light commercial direct drive blower applications. This 48 frame motor features a Permanent Split Capacitor (PSC) design, engineered for reliable performance in Trane furnace and air handler units. Specifications include a 115V 60Hz single phase power requirement, delivering a consistent 1100 RPM to maintain scheduled airflow